/* ============================================
   产品中心列表页样式
   ============================================ */

/* 产品列表 */
.products-list {
    background: #f5f5f7;
    padding: 80px 0 120px;
}

.products-grid {
    display: flex;
    flex-direction: column;
    gap: 60px;
}

.product-item {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 60px;
    background: #ffffff;
    border-radius: 20px;
    padding: 48px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.04);
    transition: all 0.3s;
}

.product-item:hover {
    box-shadow: 0 8px 32px rgba(0,0,0,0.1);
    transform: translateY(-4px);
}

/* 产品图片 */
.product-gallery {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.product-main-image {
    width: 100%;
    aspect-ratio: 1;
    background: #f5f5f7;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    padding: 16px;
}

.product-main-image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    border-radius: 8px;
}

/* 产品信息 */
.product-info {
    display: flex;
    flex-direction: column;
}

.product-header {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 20px;
}

.product-header h2 {
    font-size: 1.7rem;
    color: #1d1d1f;
    font-weight: 600;
}

.product-tag {
    padding: 4px 12px;
    background: #0071e3;
    color: #fff;
    border-radius: 980px;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.03em;
}

.product-desc {
    color: #86868b;
    font-size: 1rem;
    line-height: 1.8;
    margin-bottom: 28px;
}

/* 产品功能列表 */
.product-features {
    margin-bottom: 28px;
}

.product-features h4 {
    font-size: 1rem;
    font-weight: 600;
    color: #1d1d1f;
    margin-bottom: 14px;
    padding-bottom: 10px;
    border-bottom: 1px solid #d2d2d7;
}

.product-features ul {
    list-style: none;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
}

.product-features li {
    display: flex;
    align-items: center;
    gap: 10px;
    color: #86868b;
    font-size: 0.95rem;
}

.product-features li i {
    color: #0071e3;
}

/* 价格区块 */
.product-price-row {
    display: flex;
    flex-direction: column;
    gap: 4px;
    margin-bottom: 24px;
}

.product-price {
    font-size: 0.95rem;
    color: #1d1d1f;
}

.product-price strong {
    font-size: 1.4rem;
}

.product-note {
    font-size: 0.8rem;
    color: #86868b;
}

/* 操作按钮 */
.product-actions {
    display: flex;
    gap: 12px;
    margin-top: auto;
}

.product-actions .btn-primary {
    background: #0071e3;
    color: #fff;
    border: none;
    padding: 12px 24px;
    border-radius: 980px;
    font-size: 0.9rem;
    font-weight: 500;
    text-decoration: none;
    transition: background 0.3s;
}

.product-actions .btn-primary:hover {
    background: #0077ed;
}

.product-actions .btn-outline {
    background: transparent;
    color: #0071e3;
    border: 1.5px solid #0071e3;
    padding: 12px 24px;
    border-radius: 980px;
    font-size: 0.9rem;
    font-weight: 500;
    text-decoration: none;
    transition: all 0.3s;
}

.product-actions .btn-outline:hover {
    background: #0071e3;
    color: #fff;
}

/* 页面标题 */
.page-header {
    background: #ffffff;
    padding: 80px 0 60px;
    text-align: center;
}

.page-header h1 {
    font-size: 2.4rem;
    font-weight: 600;
    color: #1d1d1f;
    margin-bottom: 12px;
}

.page-header p {
    font-size: 1rem;
    color: #86868b;
}

/* CTA */
.custom-cta {
    background: #000;
    padding: 80px 0;
    text-align: center;
}

.custom-cta .cta-content {
    max-width: 600px;
    margin: 0 auto;
}

.custom-cta h2 {
    color: #fff;
    font-size: 2rem;
    margin-bottom: 12px;
}

.custom-cta p {
    color: rgba(255,255,255,0.7);
    margin-bottom: 28px;
}

.custom-cta .btn-primary {
    background: #0071e3;
    color: #fff;
    border: none;
    padding: 14px 32px;
    border-radius: 980px;
    font-size: 0.95rem;
    font-weight: 500;
    text-decoration: none;
    transition: background 0.3s;
}

.custom-cta .btn-primary:hover {
    background: #0077ed;
}

/* 页脚 */
.footer {
    background: #f5f5f7;
    color: #1d1d1f;
    padding: 60px 0 30px;
}

.footer-wrapper {
    display: grid;
    grid-template-columns: 1.5fr 2fr;
    gap: 60px;
    margin-bottom: 40px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    color: #1d1d1f;
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 16px;
}

.footer-logo i {
    color: #0071e3;
}

.footer-desc {
    color: #86868b;
    line-height: 1.7;
    margin-bottom: 20px;
    font-size: 0.9rem;
}

.footer-social {
    display: flex;
    gap: 12px;
}

.social-link {
    width: 36px;
    height: 36px;
    background: #e8e8ed;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #1d1d1f;
    text-decoration: none;
    transition: all 0.3s;
    font-size: 0.9rem;
}

.social-link:hover {
    background: #0071e3;
    color: #fff;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.footer-column h4 {
    color: #1d1d1f;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 16px;
}

.footer-column ul {
    list-style: none;
}

.footer-column li {
    margin-bottom: 10px;
}

.footer-column a {
    color: #86868b;
    text-decoration: none;
    font-size: 0.85rem;
    transition: color 0.3s;
}

.footer-column a:hover {
    color: #0071e3;
}

.contact-list li {
    display: flex;
    align-items: center;
    gap: 8px;
    color: #86868b;
    font-size: 0.85rem;
}

.contact-list i {
    color: #0071e3;
    width: 14px;
}

.footer-bottom {
    border-top: 1px solid #d2d2d7;
    padding-top: 24px;
    text-align: center;
}

.footer-bottom p {
    color: #86868b;
    font-size: 0.8rem;
}

/* ============================================
   产品详情页样式
   ============================================ */

/* 面包屑导航 */
.breadcrumb {
    background: #f5f5f7;
    padding: 12px 0;
    border-bottom: 1px solid #d2d2d7;
}
.breadcrumb .container {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.85rem;
    color: #86868b;
}
.breadcrumb a {
    color: #0071e3;
    text-decoration: none;
}
.breadcrumb a:hover {
    text-decoration: underline;
}
.breadcrumb span:last-child {
    color: #1d1d1f;
}

/* 产品详情区块 */
.product-detail {
    background: #ffffff;
    padding: 80px 0;
}

.detail-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: start;
}

.detail-gallery {
    position: sticky;
    top: 80px;
}

.gallery-main {
    background: #f5f5f7;
    border-radius: 20px;
    overflow: hidden;
    padding: 24px;
}

.gallery-main img {
    width: 100%;
    height: auto;
    border-radius: 12px;
    object-fit: contain;
}

.detail-tag {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    color: #0071e3;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    margin-bottom: 12px;
}

.detail-info h1 {
    font-size: 2.2rem;
    font-weight: 600;
    color: #1d1d1f;
    margin-bottom: 16px;
    line-height: 1.2;
}

.detail-desc {
    font-size: 1.05rem;
    color: #86868b;
    line-height: 1.7;
    margin-bottom: 36px;
}

.detail-specs {
    margin-bottom: 32px;
}

.detail-specs h3 {
    font-size: 1rem;
    font-weight: 600;
    color: #1d1d1f;
    margin-bottom: 14px;
    padding-bottom: 10px;
    border-bottom: 1px solid #d2d2d7;
}

.detail-specs table {
    width: 100%;
    border-collapse: collapse;
}

.detail-specs td {
    padding: 12px 0;
    border-bottom: 1px solid #f0f0f0;
    font-size: 0.9rem;
}

.detail-specs td:first-child {
    color: #86868b;
    width: 35%;
}

.detail-specs td:last-child {
    color: #1d1d1f;
    font-weight: 500;
}

.spec-list {
    list-style: none;
}

.spec-list li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 8px 0;
    font-size: 0.9rem;
    color: #1d1d1f;
}

.spec-list li i {
    color: #0071e3;
    margin-top: 3px;
    flex-shrink: 0;
}

.detail-price {
    background: #f5f5f7;
    border-radius: 16px;
    padding: 24px;
    margin-bottom: 32px;
}

.price-main {
    display: flex;
    align-items: baseline;
    gap: 12px;
    margin-bottom: 8px;
}

.price-label {
    font-size: 0.9rem;
    color: #86868b;
}

.price-value strong {
    font-size: 1.6rem;
    color: #1d1d1f;
}

.price-note {
    font-size: 0.8rem;
    color: #86868b;
}

.detail-actions {
    display: flex;
    gap: 12px;
}

.detail-actions .btn-primary {
    background: #0071e3;
    color: #fff;
    border: none;
    padding: 14px 28px;
    border-radius: 980px;
    font-size: 0.95rem;
    font-weight: 500;
    text-decoration: none;
    transition: background 0.3s;
}

.detail-actions .btn-primary:hover {
    background: #0077ed;
}

.detail-actions .btn-outline {
    background: transparent;
    color: #0071e3;
    border: 1.5px solid #0071e3;
    padding: 14px 28px;
    border-radius: 980px;
    font-size: 0.95rem;
    font-weight: 500;
    text-decoration: none;
    transition: all 0.3s;
}

.detail-actions .btn-outline:hover {
    background: #0071e3;
    color: #fff;
}

/* 详情区块通用 */
.detail-section {
    background: #ffffff;
    padding: 100px 0;
}

.detail-section.alt-bg {
    background: #f5f5f7;
}

.section-header {
    text-align: center;
    margin-bottom: 56px;
}

.section-tag {
    display: inline-block;
    font-size: 0.85rem;
    font-weight: 600;
    color: #0071e3;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    margin-bottom: 10px;
}

.section-title {
    font-size: 2.2rem;
    font-weight: 600;
    color: #1d1d1f;
    margin-bottom: 12px;
}

.section-desc {
    font-size: 1rem;
    color: #86868b;
    max-width: 560px;
    margin: 0 auto;
    line-height: 1.6;
}

.scene-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.scene-card {
    background: #f5f5f7;
    border-radius: 20px;
    padding: 36px 24px;
    text-align: center;
    transition: all 0.3s;
}

.scene-card:hover {
    background: #fff;
    box-shadow: 0 4px 20px rgba(0,0,0,0.06);
}

.scene-card i {
    font-size: 2rem;
    color: #0071e3;
    margin-bottom: 16px;
}

.scene-card h3 {
    font-size: 1rem;
    font-weight: 600;
    color: #1d1d1f;
    margin-bottom: 10px;
}

.scene-card p {
    font-size: 0.85rem;
    color: #86868b;
    line-height: 1.5;
}

.compare-table {
    width: 100%;
    border-collapse: collapse;
    background: #fff;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 2px 12px rgba(0,0,0,0.04);
}

.compare-table thead th {
    background: #f5f5f7;
    padding: 18px 24px;
    font-size: 0.9rem;
    font-weight: 600;
    color: #1d1d1f;
    text-align: left;
}

.compare-table thead th:first-child {
    color: #86868b;
}

.compare-table tbody td {
    padding: 16px 24px;
    font-size: 0.9rem;
    border-bottom: 1px solid #f0f0f0;
    color: #1d1d1f;
}

.compare-table tbody td:first-child {
    color: #86868b;
}

.compare-actions {
    text-align: center;
    margin-top: 40px;
}

.promise-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 24px;
}

.promise-item {
    text-align: center;
    padding: 32px 16px;
}

.promise-num {
    width: 44px;
    height: 44px;
    background: #0071e3;
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    font-weight: 600;
    margin: 0 auto 16px;
}

.promise-content h3 {
    font-size: 1rem;
    font-weight: 600;
    color: #1d1d1f;
    margin-bottom: 10px;
}

.promise-content p {
    font-size: 0.85rem;
    color: #86868b;
    line-height: 1.55;
}

@media (max-width: 1024px) {
    .detail-grid {
        grid-template-columns: 1fr;
        gap: 48px;
    }
    .detail-gallery {
        position: static;
    }
    .product-item {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    .product-features ul {
        grid-template-columns: 1fr;
    }
    .scene-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .promise-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    .footer-wrapper {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    .footer-links {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .detail-info h1 {
        font-size: 1.7rem;
    }
    .detail-actions {
        flex-direction: column;
    }
    .scene-grid {
        grid-template-columns: 1fr 1fr;
    }
    .promise-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .footer-links {
        grid-template-columns: 1fr;
    }
}